Schumer’s message to the Democratic Left: I’m with you, until you start losing.

Let us count the times Sen. Chuck Schumer has blown himself up politically.

That was a short count, wasn’t it?

Whatever else might be said of him, Chuck Schumer is not in the habit of self-immolation. But progressives have been lining up to vilify New York’s senior senator as the Democratic Party’s village idiot for saying before...